Chair



FIG. 1 is a three-quarter top front perspective view of a chair showing my new design;

FIG. 2 is a three-quarter top rear perspective view of the chair of FIG. 1 showing my new design;

FIG. 3 is a left side perspective view of the chair of FIG. 1 showing my new design;

FIG. 4 is a bottom plan view of the chair of FIGS. 1-3. 

The ornamental design for a chair, as shown. 